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help I think C is 4 but i could be wrong and b) i think is 5 but not sure, it could be less than 

 Aug 29, 2018
 #1
avatar+98125 
+2

You are correct... 

 

B     ...  3x  = 15   so x  = 5

 

C   ......  x  = (12 - 8)  = 4  

 

You were right in both cases ...good job...!!!!

 

 

cool cool cool

 Aug 29, 2018

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